变频调速技术在电站风机中的应用及节能分析

The application of frequency conversion technology in speed adjustment of draft fans and energy saving analysis

针对目前电站风机运行中存在的高能耗问题,对变频调速技术进行了研究,分析了变频调速技术的节能原理,介绍了变频调速技术的特点,并对其作出了评价。通过实例对电站风机采用变频调速技术与传统调节方式做了对比性试验,对节能效果进行分析,证明了应用变频调速控制技术能获得良好的运行性能并取得显著的节能效果,具有广阔的应用前景。

The frequency conversion speed regulation technology and the principle of energy saving of frequency conversion speed regulation are studied based on the high energy-consuming problem of operation mode of draft fans in power plants.The features are introduced.And its evaluation is presented.Compared with traditional regulation method,frequency conversion speed technology has obvious energy-saving effect and bright application future.